Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDum+5D9qqAIUZxeQhs6laynxqfa6DaPJK9ZGR6Bks7Tj2MJF4ubH6AJqd0… (1,748 chars)"
  }
}